Hi, I’m
Aminul Islam Hossain
consultant
Banglore
Summary
Senior Network & Security Engineer with 14+ years of experience designing, implementing, and securing large-scale datacenter and cloud networks. Specialized in VMware NSX (V & T), Cisco Nexus, and Palo Alto firewalls across banking and enterprise environments. Proven expertise in driving global migrations, optimizing network performance, and leading cross-functional teams in high-stakes environments.
Overview
17
years of professional experience
7
Certifications
Work History
Kyndryl
SME
02.2022 - Current
Job overview
- Working on creating, designing and configuration new steps of NSX-T.
- Working and resolving Load Balancer issue of NSX-V and NSX-T.
- Creating documentation and diagram for existing setup and new setup.
- Configuring, Managing and Troubleshooting NSX-V and NSX-T issues for logical segment, logical router, LB, Firewall rules for E-W and N-S traffic, NAT and VPN solutions.
- Doing discussion, preparing Plan and working on any new projects related to NSX and Application that are associated with NSX.
- WORKSTATION - Banglore
Wipro Limited
Lead administrator
06.2020 - 02.2022
Job overview
- I am currently working as VMware NSX administrator for CITI Bank project.
- Creating, managing and troubleshooting VMware NSX
- Managing 7 datacenters across the globe.
- Deploying NSX Manager, NSX Edge, NSX load balancer, Create DLR and logical switch.
- Upgrading NSX Manager (NSX-v and NSX-T) and Edges, NSX load balancer with respect to compliance.
- Working on latest AVI load balancer which integrates with NSX-T.
- Troubleshooting NSX Manager/, NSX load balancer issue
- Configure and Manager the Firewall rule services
- WORKSTATION - Banglore
Dell
Senior Engineer Service delivery
07.2019 - 06.2020
Job overview
- Working on CITI BANK project.
- Working on VX-RAIL technology.
- Managing 7 locations of datacenter across the globe.
- Managing the Nexus 9k,7k,5k and other cisco products like 6509,3700,1900 etc…
- Monitoring and configured port-channel/vlan/routing/VPC on Nexus 9K/5K/7K…
- Hands on exposure of NSX-V and NSX-T environment.
- Working on latest AVI load balancer which integrates with NSX-T.
- Understanding of Load balancer /Edge on NSX-T.
- Having Knowledge on one arm /inline mode load balance/edge.
- Integrate with PSC and Vcenter of NSX-T Manager.
- Installing the VIB file to the cluster.
- Configured backup of NSX manager.
- Generate CSR certificate and apply to NSX Manager.
- Editing /deleting/ modifying the firewall Policy of NSX.
- Managing and monitoring the Inter-DC link.
- WORKSTATION - Pune
Dimension Data
Network Engineer
06.2017 - 06.2019
Job overview
- Working on the project SBI Bank.
- It’s a PAN India project having more than 25000 branches and 16 circles.
- Working on latest technology called VXBLOCK 540 Hyper-converged infrastructure (SDDC)
- Managing the Nexus 9k,7k,5k and other cisco products like 6509,3700,1900 etc…
- Managing and monitoring ISP Link like vodafone ,railtel,BSNL MPLS cloud, TATA and more.
- Basic understanding of Load balancer /Edge on NSX.
- Integrate with PSC and Vcenter of NSX Manager.
- Integrated NSX manager with Trend Micro to secure the host and VMs.
- Editing /deleting/ modifying the firewall Policy of NSX.
- Coordinating with VMware for the issue with Vcenter, NSX Manager and Trend Micro.
- WORKSTATION - SBI project (BELAPUR)
Alltimeit Solution
Datacenter L2 – Operation Engineer
04.2016 - 05.2017
Job overview
- Handling the Cisco /DELL Switches,HP Routers and switches.
- Managing Hybrid clouds (Vmware)
- Managing Fortigate Firewall (1000C) for port opening and defining policies as per client requirement.
- Configure VDOM on Fortigate Firewall 1000C and 600B, as per the customer requirement.
- Monitoring the EMC Storage, through the webconsole and follow up with the vendor for the hard disk faulty.
- Handing the HP C-7000 and DELL power dedge 1000E chassis.
- WORKSTATION - SIFY AIROLI
- Key Responsibilities -
Impacts Infotech
ENGINEER L2 – NETWORK ADMINISTRATOR
03.2015 - 02.2016
Job overview
- Handling the Cisco Routers series 1760,1941,1841,3945.
- Handling the Catalyst Switch’s ,dell Switch for cloud computing, Cat-500, 2950, 2960, 3550 ,Dell-Force 10 S-4810,Dell-force 10 S-4820T ,Dell S-6000.
- Managing Dell chassis blade server power edge M1000E and MXL Switch Force-10.
- Restart the ESXi management host, create the VM’s,Vmotion and all.
- Taking follow up with the Storage Team assigning the Lun for proper mapping.
- Interface and Vlan configuration on Switches Dell-Force 10 S-4810,Dell-force 10 S-4820T ,Dell S-6000.
- Client - Reliance Capital (Data Center), Koper Khairane.
- Key Responsibilities –
Network Solution (An IBM Company)
NETWORK ENGINEER
09.2010 - 02.2015
Job overview
- Handling the Routers of series 1760,1941,1841,3945,3725,4506.
- Configuring Routers for point-to-point link, access-list, NAT, static routes, Float routes.
- Handling the Catalyst Switch’s Cat-500, 2950, 2960, 3550 and core switch 6509.
- Upgrade IOS and program routers and switches for network use, prior to deployment in data center and implement approved changes on production routers, switches and Firewalls.
- Inventory management for Routers, Switch, Firewall at various branch locations and Datacenter.
- Updated Network Diagram on Visio as well as cable labeling.
- Client - Oriental Bank Commerce (Data Center), Koper Khairane.
- Key Responsibilities –
Network Solution (An IBM Company)
ASSOCIATE - TECHNICAL
11.2009 - 08.2010
Job overview
- Monitoring the Link through whatsup gold.
- Co-ordinate with ISPs whenever links go down and follow up for the latest updates.
- Configuring and managing Routing, switching, Fortigate Fiewall.
- Configuring and managing CISCO Routers 7206,7204,1700,2600,3825 series
- Also handling NORTEL ASN, ARN, and AN & Passport 2430 Routers.
- Basic configuration and troubleshooting of RIP, EIGRP, OSPF protocols.
- Creating the Access-list,Static Routes.
- CLIENT - TAJ CORRIDOR, COLABA
- Key Responsibilities –
Network Solution (An IBM Company)
END USER L1 Engineer
06.2008 - 10.2009
Job overview
- First Level Network Troubleshooting for LAN/WAN involving latest Networking components.
- Installation and management of Companies Network, Maintaining Network / Ethernet network of company connecting different Units.
- Updating the cabling diagram & inventory of all the devices.
- Taking daily backup (Logs, running config.) & health checkup of devices.
- CLIENT - BHARATI AIRTEL, Mahape.
- Key Responsibilities –
Education
UBI Institute
MBA from IT
01.2013
University Overview
GPA: 1st Class
A.S.C College (Mumbai University)
BSc from Physics
01.2007
University Overview
GPA: 2nd Class
A.S.C College (Mumbai University)
H.S.C
01.2004
University Overview
GPA: 2nd Class
K.A.Bhanita School
S.S.C
01.2002
University Overview
GPA: 2nd Class
Skills
Network Devices NSX and Palo alto Firewall, Cisco router and switch
Network Protocols Understanding of RIP,EIGR,OSPF,VTP,HSRP,STP
Extensive experience in LAN/WAN & Network Operations
Excellent grasping capability and understanding the concepts clearly
A Self-motivated team player with drive to commitments
More interested in switching ,routing ,firewall and management level
I am willing to learn and adapt to new challenges/ technologies concepts
Certification
Completed certification of CCNA 640-802.
Timeline
SME
Kyndryl
02.2022 - Current
Lead administrator
Wipro Limited
06.2020 - 02.2022
Senior Engineer Service delivery
Dell
07.2019 - 06.2020
Network Engineer
Dimension Data
06.2017 - 06.2019
Datacenter L2 – Operation Engineer
Alltimeit Solution
04.2016 - 05.2017
ENGINEER L2 – NETWORK ADMINISTRATOR
Impacts Infotech
03.2015 - 02.2016
NETWORK ENGINEER
Network Solution (An IBM Company)
09.2010 - 02.2015
ASSOCIATE - TECHNICAL
Network Solution (An IBM Company)
11.2009 - 08.2010
END USER L1 Engineer
Network Solution (An IBM Company)
06.2008 - 10.2009
A.S.C College (Mumbai University)
BSc from Physics
A.S.C College (Mumbai University)
H.S.C
K.A.Bhanita School
S.S.C
UBI Institute
MBA from IT